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Next-working-day delivery. Order before 17:30 in England or Wales, or before 16:00 in Northern Ireland, Republic of Ireland, or Scotland, to receive next-working-day delivery. Orders placed before 17:30 on Friday will be delivered Monday. Orders placed after 17:30 on Friday will arrive Tuesday. Upgrade options include pre-9, pre-10:30, pre-noon, special delivery, and secure bulk deliveries (available at additional cost).
Instant digital delivery. Digital products — including software licences, subscriptions, warranties & insurance, and electronic copies — are delivered the same day via email, provided a valid email address is entered at checkout.
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*UK business days. Subject to stock & courier delays.



APC Smart-UPS Ultra - External battery pack (rack-mountable) - 1 x battery - Lithium Ion - 18.85 Ah - 1U - for P/N: SRTL2K2RM1UWNC, SRTL3KRM1UC, SRTL5KRM2UJ, SRTL5KRM2UT
- Grey, Silver
- Lithium-Ion (Li-Ion)
- 50 V
- 1 pc(s)
Sales & Technical Enquiries
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APC Smart-UPS Ultra - External battery pack (rack-mountable) - 1 x battery - Lithium Ion - 18.85 Ah - 1U - for P/N: SRTL2K2RM1UWNC, SRTL3KRM1UC, SRTL5KRM2UJ, SRTL5KRM2UT

APC Back-UPS BE Series BE1050G2 - UPS (wall mountable / surface mountable) - USB-C + USB-A - AC 230 V - 600 Watt - 1050 VA - 9 Ah - output connectors: 8 - United Kingdom - black

APC Back-UPS BX Series BX2200MI - UPS - AC 230 V - 1200 Watt - 2200 VA - 9 Ah - output connectors: 6
Product Summary
APC Smart-UPS Ultra Lithium-Ion Battery Pack 1U
Extended Specification
Similar Products

APC Smart-UPS Ultra - External battery pack (rack-mountable) - 1 x battery - Lithium Ion - 18.85 Ah - 1U - for P/N: SRTL2K2RM1UWNC, SRTL3KRM1UC, SRTL5KRM2UJ, SRTL5KRM2UT

APC Back-UPS BX Series BX500MI - UPS - AC 230 V - 300 Watt - 500 VA - 9 Ah - output connectors: 4




